Halstead Finest Installation & Servicing Instructions Manual Download Page 26 | Manualshive

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Supplied By www.heating spares.co Tel. 0161 620 6677

INTERNAL WIRING DIAGRAMS

7

7.1 : FUNCTIONAL FLOW WIRING DIAGRAM

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Summary of Contents for Finest

Page 1: ...UE COMBINATION BOILER FOR USE WITH NATURAL GAS OR PROPANE B R I T I S H M A D E B O I L E R S G C APPLIANCE No 47 333 06 07 08 EC 0063 AT 5304 TO BE LEFT WITH THE USER ADJACENT TO THE GAS METER 0 0 8...

Page 2: ...itted to the service connections and an automatic heating bypass is fitted to maintain an adequate flow rate through the boiler If thermostatic radiator valves are installed we recommend that one radi...

Page 3: ...200mm 5mm SEE NOTE HALSTEAD Finest Propane Central Max 23 45 80 000 26 59 90 700 28 9 98 600 9 3 6 Heating Min 11 37 500 12 95 44 200 14 08 48 050 1 9 0 8 DHW Max 26 38 90 000 29 64 101 150 32 22 109...

Page 4: ...CT VERTICAL SOCKET 90 ELBOW NON FLANGED STANDARD DUCT 90 ELBOW NON FLANGED EXTENSION DUCT 2 d FLUE WITH 90 BEND TERMINAL DUCT STANDARD DUCT FLANGED ELBOW 90 ELBOW NON FLANGED EXTENSION DUCTS 2 e HORIZ...

Page 5: ...FLUE DUCT SPECIFICATIONS 3 SPECIFICATION FOR STANDARD AND EXTENDED STRAIGHT FLUES Refer to section 2 6 b for maximum allowable lengths L L Ws Wr 3 a L L Ws Wr 3 b Fig 3a Standard flue assembly using...

Page 6: ...rd flue assembly Equivalent length Shown is 3045mm Where Lb is 919mm and Lw is 820mm Lw is measured to the outside wall face Lw is measured to the outside wall face Fig 4b As 4a but with one additiona...

Page 7: ...tandard flue assy 1 extension Equivalent length shown is 2328mm Where Lh measured from the top of the boiler casing to the centre line of the extra elbow 551mm and length Lw measured from the centre l...

Page 8: ...ropriate termination as shown in the illustrations c There must not be any downward runs in the flue pipe The flow of the flue products may be horizontal or vertically upwards only d The flue system m...

Page 9: ...88 85 86 81 107 127 103 7 6 103 10 109 65B 115 107 59 123 65A 11 122 92 59 5 12 13 14 15 78 106 45 40 44 43 52 55 53 69 58 71 70 100 72 104 125 74 75 66 87 9 126 73 63 35 77 105 76 28 91 84 61 97 67B...

Page 10: ...Water IN Plate Heat Exchanger Overheat Stat DHW out Heating Flow By Pass 3 bar Pressure Relief Valve DOMESTIC HOT WATER MODE AUTOMATIC AIR VENT EXPANSION VESSEL Heating Return PRESSURE GAUGE PUMP Col...

Page 11: ...LOCATION It is the law that all gas appliances are installed by a registered person in accordance with the rules in force Failure to install appliances correctly could lead to prosecution It is in yo...

Page 12: ...rom outside the building the necessary areas quoted above may be halved If the cupboard or compartment is full room height 2 3 m min then NO purpose made ventilation is required 3 5 GAS SUPPLY a The G...

Page 13: ...ttings eg Showers Washing Machines etc suitable for connection in the DHW circuit consult the Local Water Supplier However the following information is given for guidance DOMESTIC HOT COLD WATER SUPPL...

Page 14: ...ferable in the bathroom must be permantley open ie fitted with two lockshield valves APPLIANCE GAS SUPPLY CH FLOW DOMESTIC HOT WATER OUT MAINS WATER IN CH RETURN RADIATOR WITH 2 LOCKSHIELD VALVES IN O...

Page 15: ...ve the paper template and proceed as follows b Cut the hole in the wall for the air flue duct The diameter must not be less than 100mm and the hole must be horizon tal If the hole is not accessible fr...

Page 16: ...ove the top of the MBC and use the tabs on the MBC to locate the boiler in a horizontal direction 4 3 SERVICE CONNECTIONS 4 4 FITTING THE BOILER 4 5 GAS CONNECTION then carefully lower the boiler ensu...

Page 17: ...ding telescopic terminal is always slid into the end of the standard or extension duct where appropriate c Achieve the correct flue length using Figure 22 as a guide Note that the flue length is measu...

Page 18: ...LING RING UPTO FLUE TERMINAL L 2 STANDARD DUCT Push ducts fully over elbow and drill two 3 3mm dia holes Secure with self tapping screws 3 EXTENSION Push extension duct if required over standard duct...

Page 19: ...titute a safety hazard iii Failing to comply with these instructions will invalidate the appliance Certification and therefore may contravene the appropriate EC legislation and local statutory require...

Page 20: ...ly and any external controls using suitable mains cable as described below a Unscrew the two screws securing the control panel in position and pivot the control box downwards b Wire the cable s into t...

Page 21: ...1 to 5 CENTRAL HEATING RETURN COLD WATER IN CH DRAIN FILLING LOOP VALVE CENTRAL HEATING FLOW CAP VALVE POSITIONS FOR COMMISSIONING THE WATER SYSTEM CLOSED CLOSED CLOSED CLOSED CLOSED CLOSED OPEN CLOSE...

Page 22: ...the boiler to run for at least 10 minutes and check that the burner pressure is as stated on the data badge 10 The DHW burner pressure is factory set and should not require adjusting If the burner pr...

Page 23: ...vent of an ignition failure the safety lockout LED will flash Turn off the electrical power supply to the appliance or remove the demand for heat either CH or DHW wait 10 seconds and restore the power...

Page 24: ...Unscrew and remove the two screws securing the control box in the upright position and pivot the control box forwards f Remove the plug from the side of the control box and unclip a Check that the ma...

Page 25: ...onnect a pressure gauge to this point Fig 36 Turn on the gas and electricity supply and light the boiler as described in section 5 3 b Check the operation of the appliance in both central heating and...

Page 26: ...Supplied By www heating spares co Tel 0161 620 6677 INTERNAL WIRING DIAGRAMS 7 7 1 FUNCTIONAL FLOW WIRING DIAGRAM 24...

Page 27: ...DIAGRAM FAN AIR PRESSURE SWITCH GAS VALVE PUMP PCB OVERHEAT THERMOSTAT MAINS TERMINAL BLOCK CLOCK LINK PRIMARY FLOW SWITCH CENTRAL HEATING THERMISTOR DOMESTIC HOT WATER THERMISTOR DOMESTIC HOT WATER F...

Page 28: ...er failing to light investigate the problem by following flow chart 2 When the hot water tap is turned on the controls should carry out a set of start up checks flow chart 1 followed by an ignition se...

Page 29: ...h contacts closed START PCB should carry out APS pump flow overheat stat checks See Chart 1 Is red LED illuminated Is APS operating correctly Are sparks present at the spark electrode See start up che...

Page 30: ...escribed in section 9 1 step a b Carefully pull off the electrical connector plug and the two modureg connections from the multifunctional gas control Fig 36 c Check that the gas service cock is turne...

Page 31: ...casing then set all boiler controls as required a Remove the casing panels and lower the control box as described in section 9 1 step a b Unclip all electrical connector plugs from the PCB Refer to se...

Page 32: ...rom the baseplate and remove it from the boiler c Unscrew and remove the baseplate 4 screws d Turn the CH flow and return valves to the closed position to isolate the boiler see section 5 1 then drain...

Page 33: ...e pressure gauge re assemble in reverse order and re commission the system as explained in section 5 In the unlikely event of failure of the expansion vessel diaphragm it is acceptable to leave the ve...

Page 34: ...structions must be read in conjunction with the Installation and Servicing Instructions supplied with the appliance The entry of the concentric air flue duct should be as close to the centre of the en...

Page 35: ...minal by first lifting the roof flashing in position in the roof Then inserting the terminal from above down through the flashing The two plastic parts will mate together to form a seal Continue assem...

Page 36: ...Fax 01787 474588 SERVICE HOTLINE 01203 351424 Halstead Boilers are continuously improving their products and therefore reserve the right to change specifications without prior notice and accept no lia...

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